15.16% is the change from 851 to 980
Calculation steps:
[( 980 - 851 ) ÷ 851] x 100 = 15.16%
Formula
Percentage change = [(980 - 851) / 851] x 100
Subtract the new number by the original number
980 - 851 = 129
129 ÷ 851 = 0.15158636897767333
0.15158636897767333 x 100 = 15.16%